Home / 61,212,691.71-91,831,143.83-17,493,842.43

Finding the Fourth Proportional to 61,212,691.71, 91,831,143.83 and 17,493,842.43

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Solution

The fourth proportional to 61,212,691.71, 91,831,143.83 and 17,493,842.43 is: 26,244,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,212,691.71 : 91,831,143.83 = 17,493,842.43 : x
  2. Step 2: Convert to fraction form
    61,212,691.71/91,831,143.83 = 17,493,842.43/x
  3. Step 3: Cross multiply
    61,212,691.71x = 91,831,143.83 × 17,493,842.43
  4. Step 4: Simplify right side
    61,212,691.71x = 1,606,479,560,241,217.50
  5. Step 5: Solve for x
    x = 1,606,479,560,241,217.50/61,212,691.71
  6. Step 6: Final answer
    x = 26,244,223.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.